Advertisements
Advertisements
Question
- In the following pattern, draw the next two figures.
- Construct a table to describe the figures in the above pattern.
- If n denotes the number of figures and L denotes the number of matches, find L in terms of n.
- Find how many matches are required to make the :
(1) 12th figure
(2) 20th figure
Sum
Advertisements
Solution
-
n 1 2 3 4 5 L 2 4 6 8 10 - L = 2n
(1) 12th figure 12th figure has = 2 x 12 = 24
(2) 20th figure = 2 x 20 = 40
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Which property of addition is satisfied by :
8 + 7 = 15
Which property of addition is satisfied by :
3+ (5 + 4) = (3 + 5)+ 4
State True or False:
The sum of two even numbers is an odd number.
State True or False:
Every natural number is a whole number.
State True or False:
Commutativity and associativity are properties of natural numbers and whole numbers both
Use distributive law to evaluate :
385 x 1004
Evaluate using properties :
7984 x 15 – 7984 x 5
Divide 5936 by 43 to find the quotient and remainder. Also, check your division by using the formula, dividend = divisor x quotient + remainder.
Complete the following magic squares:
| 6 | 7 | _______ |
| _______ | 5 | 9 |
| 8 | _______ | 4 |
Natural numbers are not closed under multiplication.
